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# Copyright, 2015, by Samuel G. D. Williams. <http://www.codeotaku.com>
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require 'latinum'
require 'latinum/currencies/global'

module Latinum::BankSpec
	describe Latinum::Bank do
		before(:all) do
			@bank = Latinum::Bank.new
			@bank.import(Latinum::Currencies::Global)
			
			@bank << Latinum::ExchangeRate.new("NZD", "AUD", "0.5")
		end
		
		it "should format the amounts correctly" do
			resource = Latinum::Resource.new("10", "NZD")
			
			expect(@bank.format(resource)).to be == "$10.00 NZD"
			expect(@bank.format(resource, name: nil)).to be == "$10.00"
			
			resource = Latinum::Resource.new("391", "AUD")
			expect(@bank.format(resource)).to be == "$391.00 AUD"
			
			resource = Latinum::Resource.new("-100", "NZD")
			expect(@bank.format(resource)).to be == "-$100.00 NZD"
			
			resource = Latinum::Resource.new("1.12345678", "BTC")
			expect(@bank.format(resource)).to be == "B⃦1.12345678 BTC"
		end
		
		it "should round values when formatting" do
			resource = Latinum::Resource.new("19.9989", "NZD")
			
			expect(@bank.format(resource)).to be == "$20.00 NZD"
		end
		
		it "should exchange currencies from NZD to AUD" do
			nzd = Latinum::Resource.new("10", "NZD")
			
			aud = @bank.exchange nzd, "AUD"
			expect(aud).to be == Latinum::Resource.new("5", "AUD")
		end
		
		it "should parser strings into resources" do
			expect(@bank.parse("$5")).to be == Latinum::Resource.new("5", "USD")
			expect(@bank.parse("$5 NZD")).to be == Latinum::Resource.new("5", "NZD")
			expect(@bank.parse("€5")).to be == Latinum::Resource.new("5", "EUR")
			
			expect(@bank.parse("5 NZD")).to be == Latinum::Resource.new("5", "NZD")
		end
	end
end